[Stgt-devel] PATCH 0 of 6 - Initial start of VTL

[Mark Harvey]

Six patches against current git.

commit 2ff8cb4bf6682469e2f75c47a7f155b9690cf9a1
Author: FUJITA Tomonori <fujita.tomonori at lab.ntt.co.jp>
Date:   Wed May 2 18:41:55 2007 +0900


Patch 1 introduces some documentation with an example script to set up.
Patch 2 contains some core code realignment of current tgt code base.
Patch 3 Adds initial SSC module (Tape Drive)
Patch 4 Adds initial SMC module (Medium Changer)
Patch 5 Adds support for mode and log pages - Although log page is not
really implemented yet.
Patch 6 Adds support for SMC READ ELEMENT STATUS page.

Note: All patches need to be applied in order...

Current operational state:
The 'mtx' utility can perform an 'inventory' or the medium changer..

# lsscsi -g
[0:0:0:0]    disk    ATA      HITACHI_DK23EB-4 00K0  /dev/sda  /dev/sg0
[0:0:1:0]    cd/dvd  HL-DT-ST RW/DVD GCC-4240N D110  /dev/scd0  /dev/sg1
[5:0:0:0]    mediumx STK      L700             0010  -         /dev/sg2

# mtx -f /dev/sg2 status
Storage Changer /dev/sg2:3 Drives, 38 Slots ( 5 Import/Export )
Data Transfer Element 0:Empty
Data Transfer Element 1:Empty
Data Transfer Element 2:Empty
      Storage Element 1:Full :VolumeTag=ABC123
      Storage Element 2:Empty:VolumeTag=
      Storage Element 3:Full :VolumeTag=ULT001L3
      Storage Element 4:Empty:VolumeTag=
      Storage Element 5:Empty:VolumeTag=
      Storage Element 6:Empty:VolumeTag=
      Storage Element 7:Empty:VolumeTag=
      Storage Element 8:Empty:VolumeTag=
      Storage Element 9:Empty:VolumeTag=
      Storage Element 10:Empty:VolumeTag=
      Storage Element 11:Empty:VolumeTag=
      Storage Element 12:Empty:VolumeTag=
      Storage Element 13:Empty:VolumeTag=
      Storage Element 14:Empty:VolumeTag=
      Storage Element 15:Empty:VolumeTag=
      Storage Element 16:Empty:VolumeTag=
      Storage Element 17:Empty:VolumeTag=
      Storage Element 18:Empty:VolumeTag=
      Storage Element 19:Empty:VolumeTag=
      Storage Element 20:Empty:VolumeTag=
      Storage Element 21:Empty:VolumeTag=
      Storage Element 22:Empty:VolumeTag=
      Storage Element 23:Empty:VolumeTag=
      Storage Element 24:Empty:VolumeTag=
      Storage Element 25:Empty:VolumeTag=
      Storage Element 26:Empty:VolumeTag=
      Storage Element 27:Empty:VolumeTag=
      Storage Element 28:Empty:VolumeTag=
      Storage Element 29:Empty:VolumeTag=
      Storage Element 30:Empty:VolumeTag=
      Storage Element 31:Empty:VolumeTag=
      Storage Element 32:Empty:VolumeTag=
      Storage Element 33:Empty:VolumeTag=
      Storage Element 34 IMPORT/EXPORT:Empty:VolumeTag=
      Storage Element 35 IMPORT/EXPORT:Empty:VolumeTag=
      Storage Element 36 IMPORT/EXPORT:Empty:VolumeTag=
      Storage Element 37 IMPORT/EXPORT:Empty:VolumeTag=
      Storage Element 38 IMPORT/EXPORT:Empty:VolumeTag=